Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5711576 | Back height adjustment mechanism for a chair | Ogden R. Olson | 1998-01-27 |
| 5542743 | Task chair | Ogden R. Olson | 1996-08-06 |
| D368380 | Task chair | Ogden R. Olson | 1996-04-02 |